CDNA
CareDx, Inc.
stockNASDAQ
At CloseOct 2, 2026 3:59:59 PM EDT
67.17USD+1.412%(+0.94)1,588,487
Pre-marketOct 2, 2026 9:07:30 AM EDT
66.77USD+0.815%(+0.54)
After-hoursOct 2, 2026 4:08:30 PM EDT
67.25USD+0.127%(+0.09)
As of 2026-09-15, there were 6,297,191 shares short with a short interest of 12.77%.
CDNA Short Interest - Official
Short Interest
CDNA Short Position Change - Official
Short Position Change
CDNA Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 12.77 | 6,297,191 | 6.29 | +468,655 | +8.04 | 51,734,223 | 49,324,960 |
| 2026-08-31 | 11.82 | 5,828,536 | 4.83 | +38,674 | +0.67 | 51,734,223 | 49,324,960 |
| 2026-08-14 | 11.74 | 5,789,862 | 5.03 | -345,363 | -5.63 | 51,734,223 | 49,324,960 |
| 2026-07-31 | 12.44 | 6,135,225 | 4.25 | -52,139 | -0.84 | 51,734,223 | 49,324,960 |
| 2026-07-15 | 12.56 | 6,187,364 | 7.76 | -2,150,506 | -25.79 | 51,659,481 | 49,253,699 |
| 2026-06-30 | 16.92 | 8,337,870 | 7.27 | -96,957 | -1.15 | 51,659,481 | 49,284,695 |
| 2026-06-15 | 17.12 | 8,434,827 | 10.75 | +1,927,530 | +29.62 | 51,659,481 | 49,276,429 |
| 2026-05-15 | 13.15 | 6,507,297 | 11.33 | -384,916 | -5.58 | 51,659,481 | 49,476,868 |
| 2026-04-30 | 13.77 | 6,892,213 | 6.81 | +496,853 | +7.77 | 51,659,481 | 50,043,443 |
| 2026-04-15 | 12.78 | 6,395,360 | 11.41 | -21,424 | -0.33 | 51,216,344 | 50,043,443 |
| 2026-03-31 | 12.82 | 6,416,784 | 9.99 | -102,373 | -1.57 | 51,216,344 | 50,043,443 |
| 2026-03-13 | 13.03 | 6,519,157 | 11.41 | +241,909 | +3.85 | 51,216,344 | 50,043,443 |
| 2026-02-27 | 12.54 | 6,277,248 | 10.71 | +193,994 | +3.19 | 51,432,639 | 50,043,443 |
| 2026-02-13 | 12.16 | 6,083,254 | 8.43 | +330,643 | +5.75 | 51,432,639 | 50,043,443 |
| 2026-01-30 | 11.50 | 5,752,611 | 9.94 | +175,597 | +3.15 | 51,432,639 | 50,043,443 |
| 2026-01-15 | 11.14 | 5,577,014 | 5.83 | -312,933 | -5.31 | 51,432,639 | 50,043,443 |
| 2025-12-31 | 11.77 | 5,889,947 | 10.52 | -370,147 | -5.91 | 51,432,639 | 50,043,443 |
| 2025-12-15 | 12.51 | 6,260,094 | 6.74 | -312,137 | -4.75 | 51,432,639 | 50,043,443 |
| 2025-11-28 | 13.13 | 6,572,231 | 9.52 | -388,814 | -5.59 | 51,432,639 | 50,036,243 |
| 2025-11-14 | 13.91 | 6,961,045 | 4.63 | +392,473 | +5.98 | 51,432,639 | 50,036,243 |
| 2025-10-31 | 12.68 | 6,568,572 | 6.77 | +521,728 | +8.63 | 53,226,948 | 51,822,821 |
| 2025-10-15 | 11.67 | 6,046,844 | 5.66 | -197,151 | -3.16 | 53,226,948 | 51,822,821 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.